API Norethindrone CAS 68-22-4 for female contraception

Short Description:

Norethindrone is a form of progesterone, a female hormone important for regulating ovulation and menstruation. Norethindrone is used for birth control (contraception) to prevent pregnancy. Norethindrone is also used to treat menstrual disorders, endometriosis, or abnormal vaginal bleeding caused by a hormone imbalance.

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Product Detail

Product Tags

Description

Norethindrone is used to prevent pregnancy.

Specification

Product Name	Norethindrone
Chemical Name	17a-ethynyl-19-nortestosterone
Other Name	17ALPHA-ETHYNYL-17BETA-HYDROXY-19-NOR-4-ANDROSTEN-3-ONE;17ALPHA-ETHYNYL-19-NORTESTOSTERONE;19-NOR-4-ANDROSTEN-17-ALPHA-ETHYNYChemicalbookL-17-BETA-OL-3-ONE;19-NOR-4-ETHISTERONE;19-NORETHINDRONE;19-NORETHISTERONE;19-NOR-17ALPHA-ETHYNYL-4-ANDROSTEN-17BETA-OL-3-ONE
CAS Number	68-22-4
Molecular Formula	C20H26O2
Formula Weight	298.43
Appearance	White or almost white crystalline powder
Assay	97.0% min
Melting Point	202 ~ 208 °C
Boiling Point	379.83°C
Density	1.0766 g/cm3
Package	20kg/bag/drum, 25kg/bag/drum, or as you required
Storage	Store the container tightly closed in a dry & cool place. Do not expose to direct sunlight.
COA & MSDS	Available
Application	For research purpose

Certificate of Analysis/COA

TEST	ACCEPTANCE CRITERIONS	RESULTS
Identification	TLC	Positive
	UV spectrum	Positive
	IR spectrum	Positive
Characteristics	White or almost white crystalline powder	conform
Melting point	202 ~ 208℃	202.5~207℃
Loss on drying	≤0.5%	0.23%
Specific rotation	﹣30° ～﹣38°	﹣34.5°
Solution appearance	clear,and free from undissolved solid	Pass
Limit of ethynyl group	8.18%～8.43%	8.27%
Related substanes	total impuritics≤1.5%only one impurity≤0.5%	Pass
Residue on ignition	≤0.1％	Pass
Assay	97.0～103.0％	99.06%